#import uuid
#print(uuid.uuid4())




# from decimal import Decimal
# print((Decimal('20.34') * Decimal(1e6)).quantize(Decimal(1.)))
# print(Decimal(1e6))
# print(20.34 * 1000000)
#
# import base64
# print(base64.b64decode('d2VjaGF0IGlkOiB3YXdld3I='))